1-7/8" Stainless Headers. 2011-2014 Shelby GT500. 2015-2017 STI The header design incorporates the

The header design incorporates the correct firing sequence which pairs exhaust ports together for more efficient exhaust scavenging

Lifetime warranty against flaws in materials or workmanship

it eliminates the leak-prone plastic end tanks found in stock units

Pair these tail light trim covers with our [Tailgate Applique] or [Tail Light Trim Bezel Cover] to complete the ultimate rear-end upgrade

Dimensions: 10″h x 16″l x 9

1-7/8" Stainless Headers. 2011-2014 Shelby GT500. 2015-2017 STI The header design incorporates the1 7 8" x 3" Stainless Steel Long Tube Headers. 2011 2014 Ford Shelby GT500 5. 4L 5. 8L 4V. 304 Stainless Steel Construction 3 8" Thick Laser Cut Flanges Oval Port 1 7 8" Mandrel bent Primaries Stock Bolt Pattern Includes EGR Fitting Includes PY 8034 AL Gaskets, 2) CAS 109203 Oxygen Sensor Extension Harness and BK111 & BK114 Bolt Kits required for Installation Requires Kooks X Pipe or H Pipe